Yeah you don't need to use J&J but A Lot of people do. I use it and love it but it's personal preference for what everyone uses. Try them all to find what works for you. I use what I call "super soap" when installing which is a 6 count of J&J in a standard spray bottle. That's some slide right there. When I bottom load I soak the hell out the bottom portion of the glass to make sure i get a smooth slide.

That's Awesome! He has a lot of great vids on youtube and seems like he is a good guy. The video in the middle is from @jh812 I believe. The guy from the first video shows a lot of panel pulling on different cars.

We are building steam with our tint shop so I think winter wise we should be ok. But it would be great to start another revenue stream and build that up during the winter so when spring summer comes we can hopefully increase our profits while offering more to our customers.
We get a lot of asks about PPF so it sucks to say NO we don't offer that to a customer. Plus the cost of training was a bit more than we thought it would be.